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Track nitrate and ultra-low-range phosphorus in ppb with an extra refill for each. What’s included Nitrate High Range Checker - Colorimeter Nitrate High Range Reagent - 25 Tests Phosphorus Ultra-Low Range Checker - Colorimeter Phosphorus Ultra-Low Range (PPB) Reagent - 25 Tests This fixed bundle tracks inventory through its individual components. Component packaging may vary.
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🇺🇸 Ship from USA · On Agora since 2026
$195.96